Fix: entity-type identifier validation

- Ensure claims contain only correct and necessary giver and recipient identifiers, as per Endorser.ch documentation

src/components/GiftedDialog.vue

@@ -417,21 +417,7 @@
         <router-link
           :to="{
             name: 'gifted-details',
-            query: {
-              amountInput,
-              description,
-              giverDid: showProjects ? undefined : giver?.did,
-              giverName: giver?.name,
-              offerId,
-              fulfillsProjectId:
-                showProjects && isFromProjectView
-                  ? giver?.handleId
-                  : toProjectId,
-              providerProjectId: showProjects ? giver?.handleId : fromProjectId,
-              recipientDid: receiver?.did,
-              recipientName: receiver?.name,
-              unitCode,
-            },
+            query: giftedDetailsQuery,
           }"
           class="block w-full text-center text-md uppercase bg-gradient-to-b from-slate-400 to-slate-700 shadow-[inset_0_-1px_0_0_rgba(0,0,0,0.5)] text-white px-1.5 py-2 rounded-lg mb-4"
         >
@@ -824,24 +810,46 @@ export default class GiftedDialog extends Vue {
     unitCode: string = "HUR",
   ) {
     try {
+      // Determine the correct parameters based on entity types
+      let fromDid: string | undefined;
+      let toDid: string | undefined;
+      let fulfillsProjectHandleId: string | undefined;
+      let providerPlanHandleId: string | undefined;
+
+      if (this.giverEntityType === "project" && this.recipientEntityType === "person") {
+        // Project-to-person gift
+        fromDid = undefined; // No person giver
+        toDid = recipientDid as string; // Person recipient
+        fulfillsProjectHandleId = undefined; // No project recipient
+        providerPlanHandleId = this.giver?.handleId; // Project giver
+      } else if (this.giverEntityType === "person" && this.recipientEntityType === "project") {
+        // Person-to-project gift
+        fromDid = giverDid as string; // Person giver
+        toDid = undefined; // No person recipient
+        fulfillsProjectHandleId = this.toProjectId; // Project recipient
+        providerPlanHandleId = undefined; // No project giver
+      } else {
+        // Person-to-person gift
+        fromDid = giverDid as string;
+        toDid = recipientDid as string;
+        fulfillsProjectHandleId = undefined;
+        providerPlanHandleId = undefined;
+      }
+
       const result = await createAndSubmitGive(
         this.axios,
         this.apiServer,
         this.activeDid,
-        this.showProjects ? undefined : (giverDid as string),
-        this.showProjects && this.isFromProjectView
-          ? this.giver?.handleId
-          : (recipientDid as string),
+        fromDid,
+        toDid,
         description,
         amount,
         unitCode,
-        this.showProjects && this.isFromProjectView
-          ? this.giver?.handleId
-          : this.toProjectId,
+        fulfillsProjectHandleId,
         this.offerId,
         false,
         undefined,
-        this.showProjects ? this.giver?.handleId : undefined,
+        providerPlanHandleId,
       );
 
       if (!result.success) {
@@ -1003,6 +1011,26 @@ export default class GiftedDialog extends Vue {
     };
     this.currentStep = 2;
   }
+
+  // Computed property for the query parameters
+  get giftedDetailsQuery() {
+    return {
+      amountInput: this.amountInput,
+      description: this.description,
+      giverDid: this.giverEntityType === "person" ? this.giver?.did : undefined,
+      giverName: this.giver?.name,
+      offerId: this.offerId,
+      fulfillsProjectId: this.giverEntityType === "person" && this.recipientEntityType === "project"
+        ? this.toProjectId
+        : undefined,
+      providerProjectId: this.giverEntityType === "project" && this.recipientEntityType === "person"
+        ? this.giver?.handleId
+        : this.fromProjectId,
+      recipientDid: this.receiver?.did,
+      recipientName: this.receiver?.name,
+      unitCode: this.unitCode,
+    };
+  }
 }
 </script>